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Virgatoptychites

Cephalopoda - Ammonitida - Polyptychitidae

Taxonomy
Virgatoptychites was named by Voronets (1958).

It was assigned to Tolliinae by Alsen (2006).

Synonymy list
YearName and author
1958Virgatoptychites Voronets
2006Virgatoptychites Alsen p. 63

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
classCephalopodaCuvier 1797
RankNameAuthor
subclassAmmonoidea()
orderAmmonitidaHaeckel 1866
suborderAmmonitinaHyatt 1889
superfamilyPerisphinctaceaeSteinman 1890
familyPolyptychitidaeWedekind 1918
subfamilyTolliinaeSpath 1952
genusVirgatoptychitesVoronets 1958

If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.

G. †Virgatoptychites Voronets 1958
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Invalid names: Neopolyptychites klimovae Shulgina 1983 [synonym]
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Invalid names: Neopolyptychites asiaticus Shulgina 1983 [synonym], Neopolyptychites bassovi Shulgina 1983 [synonym], Neopolyptychites pachsensis Shulgina 1983 [synonym], Paratollia emslandensis Kemper 1964 [synonym], Polyptychites sinzowi Koenen 1909 [synonym]
Diagnosis
No diagnoses are available
Measurements
partNmeanminimummaximummedians.d.
shell height224.319.031.025.08.49
shell diameter261.948.579.063.821.6
shell inflation216.311.623.017.38.06

Composition: aragoniteo
Environment: marinec
Locomotion: fast-movingo
Life habit: nektonico
Diet: carnivoreo
Vision: well-developedc
Created: 2005-01-28 02:27:03
Modified: 2009-10-08 14:14:55
Source: o = order, c = class
References: Kiessling 2003, Kiessling 2004

Age range: base of the Late/Upper Berriasian to the top of the Valanginian or 139.10000 to 132.60000 Ma

Collections (38 total)


Time interval Ma Country or state Original ID and collection number
Berriasian143.1 - 137.05Russian Federation V. trifurcatus (65442)
Late/Upper Berriasian - Early/Lower Valanginian139.1 - 132.6Russian Federation Euryptychites sp. (189641)
Early/Lower Valanginian137.05 - 132.6Greenland V. pumilio (83742) V. tenuicostatus (83706)
Early/Lower Valanginian137.05 - 132.6Russian Federation (Siberia) Euryptychites quadrifidus (64299)
Early/Lower Valanginian137.05 - 132.6Russian Federation Euryptychites arcticus (189431 189608 189622 189630) Euryptychites globulosus (189432 189619 189627 189629 189653) Euryptychites quadrifidus (189421 189422 189423 189424 189425 189426 189427 189428 189436 189615 189628) Euryptychites quadrifidus, Euryptychites arcticus (189434) Euryptychites quadrifidus, Euryptychites arcticus, Euryptychites globulosus (189437) Euryptychites quadrifidus, Euryptychites globulosus (189435) Euryptychites sp. (189433 189593 189594 189607 189610) Euryptychites sp., Euryptychites arcticus, Euryptychites globulosus (189626) V. trifurcatus (65443)
Valanginian137.05 - 132.6Greenland V. tenuicostatus (83741)
Valanginian137.05 - 132.6Svalbard and Jan Mayen Polyptychites quadrifidus (212034 212035)